Add -flifetime-dse=1.
authorJason Merrill <jason@redhat.com>
Wed, 24 Feb 2016 15:18:04 +0000 (10:18 -0500)
committerJason Merrill <jason@gcc.gnu.org>
Wed, 24 Feb 2016 15:18:04 +0000 (10:18 -0500)
commita021961c055d4d056d8bd7875a93c5e53450afd9
tree66d1ebef423cc0ae9ed52f94ce534df41312b6f8
parent28577b86833bdb2e5241790f233fd2503ab4f880
Add -flifetime-dse=1.

gcc/
* common.opt (flifetime-dse): Add -flifetime-dse=1.
gcc/cp/
* decl.c (start_preparsed_function): Condition ctor clobber on
flag_lifetime_dse > 1.

From-SVN: r233672
gcc/ChangeLog
gcc/common.opt
gcc/cp/ChangeLog
gcc/cp/decl.c
gcc/doc/invoke.texi
gcc/testsuite/g++.dg/opt/flifetime-dse4.C [new file with mode: 0644]